Analysis
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max time kernel
119s -
max time network
119s -
platform
windows7_x64 -
resource
win7-20241023-en -
resource tags
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submitted
19-12-2024 04:30
General
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Target
c545fe3170018c5b87e8b5c7dd22ad7d4fef76a4cf5c878520f56543067ccd4b.exe
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Size
686KB
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MD5
3c199ceae439f7e0ba573e00beb9c21a
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SHA1
8154e33135e2c9f6b183c6ffa2971f19be8f9a14
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SHA256
c545fe3170018c5b87e8b5c7dd22ad7d4fef76a4cf5c878520f56543067ccd4b
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SHA512
cf98e120f8b7d1ae26932e8b363d0c8bc5dcb7f1ec01cfc014ffdd5f1622c55ae784e526aa2404083183d73ad8834b899c3bfc251401be7cb7daac3fa1261a20
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SSDEEP
12288:imWhND9yJz+b1FcMLmp2ATTSsdApVHyGbs2CYPHrLpVmCbHDSgpX:imUNJyJqb1FcMap2ATT5itjCYZ3DSoX
Malware Config
Extracted
simda
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dga
gatyfus.com
lyvyxor.com
vojyqem.com
qetyfuv.com
puvyxil.com
gahyqah.com
lyryfyd.com
vocyzit.com
qegyqaq.com
purydyv.com
gacyzuz.com
lygymoj.com
vowydef.com
qexylup.com
pufymoq.com
gaqydeb.com
lyxylux.com
vofymik.com
qeqysag.com
puzylyp.com
gadyniw.com
lymysan.com
volykyc.com
qedynul.com
pumypog.com
galykes.com
lysynur.com
vonypom.com
qekykev.com
pupybul.com
Signatures
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Modifies WinLogon for persistence 2 TTPs 1 IoCs
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Simda family
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simda
Simda is an infostealer written in C++.
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Executes dropped EXE 1 IoCs
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Loads dropped DLL 2 IoCs
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Modifies WinLogon 2 TTPs 2 IoCs
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Drops file in Windows directory 2 IoCs
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System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
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Suspicious behavior: EnumeratesProcesses 64 IoCs
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Suspicious behavior: RenamesItself 1 IoCs
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Suspicious use of WriteProcessMemory 4 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\c545fe3170018c5b87e8b5c7dd22ad7d4fef76a4cf5c878520f56543067ccd4b.exe"C:\Users\Admin\AppData\Local\Temp\c545fe3170018c5b87e8b5c7dd22ad7d4fef76a4cf5c878520f56543067ccd4b.exe"1⤵
- Loads dropped DLL
- Modifies WinLogon
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
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C:\Windows\apppatch\svchost.exe"C:\Windows\apppatch\svchost.exe"2⤵
- Modifies WinLogon for persistence
- Executes dropped EXE
- Modifies WinLogon
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
593B
MD5926512864979bc27cf187f1de3f57aff
SHA1acdeb9d6187932613c7fa08eaf28f0cd8116f4b5
SHA256b3e893a653ec06c05ee90f2f6e98cc052a92f6616d7cca8c416420e178dcc73f
SHA512f6f9fd3ca9305bec879cfcd38e64111a18e65e30d25c49e9f2cd546cbab9b2dcd03eca81952f6b77c0eaab20192ef7bef0d8d434f6f371811929e75f8620633b
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Filesize
12KB
MD5caa300673c11a7627a7b6346e1a93b61
SHA17ecaf36f1e150c478b6cfc3446ec7f0c662c071a
SHA25642ae110a0ecd0d83c4f12314d42a585354b501856dc3c7b483123fcbc317f2aa
SHA512f11f1182d2fdc14b2c64e2221091e318f76c9a41824977c1a93bf2077300bba919ca4a01c80340c4c20d239ac6dbadf091f544891f0ec72df62a6cc11231faa6
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Filesize
1KB
MD59b96fd2d3b18683ff27589a68376777b
SHA1f59dddd6faa16ee45e6b6aeec4d50cb2df0197bc
SHA2560aaf30ab0218ea9d99e85498e6e5d2045c186e00b0f4891708efd878b53114c0
SHA512f850ea544a55d08a95759d41be262648fe925716f8bc5109f122b588cfd6fb3fa80a559a19f3b9b9a1b93e67c2c12d71608060cce77fffc383761a2606fa1fd1
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Filesize
42KB
MD551897e93b236d2949c872e26f21cad8e
SHA1e8bc5730b7bd23384e12e72b1e89bdb87e775217
SHA2561f4c34fa0256ff55af5927bf4c8e3e123c5d0ab95004947d9f5867d43702f3ab
SHA5125297f1e8946158d156e757e84bab1c68960b849046489ab647f4a7e3f55d287d2617d932e1aab3155342d92a6ac5338873ba86fbd284fa46cade9fef620e344b
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Filesize
686KB
MD54fc02fb542610277723a2cddf21e3afb
SHA17fe1ff24f924b3d9075c9dc1619793606194ba29
SHA2566a525adc9e9cab4bf9800a44484e3e2fab6bf6bc5297901505f1878eff48b9fc
SHA512c526defb20769f87f2fb201e6c795618a1ff6cf05e395674a4ab00185ef1faaa3867a8bb0156f284d9d2466d6671492adedad123803d0211a96c6e42f02f0404
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Filesize
732KB
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Filesize
672KB
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Filesize
672KB
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Filesize
672KB
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Filesize
672KB
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Filesize
672KB
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Filesize
672KB
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Filesize
728KB
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Filesize
728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB